1
22
23 package com.liferay.portlet.journal.action;
24
25 import com.liferay.portal.kernel.dao.search.DAOParamUtil;
26 import com.liferay.portal.kernel.language.LanguageUtil;
27 import com.liferay.portal.kernel.log.Log;
28 import com.liferay.portal.kernel.log.LogFactoryUtil;
29 import com.liferay.portal.kernel.util.ContentTypes;
30 import com.liferay.portal.kernel.util.DateUtil;
31 import com.liferay.portal.kernel.util.GetterUtil;
32 import com.liferay.portal.kernel.util.OrderByComparator;
33 import com.liferay.portal.kernel.util.ParamUtil;
34 import com.liferay.portal.kernel.util.StringPool;
35 import com.liferay.portal.kernel.util.StringUtil;
36 import com.liferay.portal.kernel.util.Validator;
37 import com.liferay.portal.kernel.xml.Document;
38 import com.liferay.portal.kernel.xml.Element;
39 import com.liferay.portal.kernel.xml.SAXReaderUtil;
40 import com.liferay.portal.theme.ThemeDisplay;
41 import com.liferay.portal.util.PortalUtil;
42 import com.liferay.portal.util.WebKeys;
43 import com.liferay.portlet.journal.model.JournalArticle;
44 import com.liferay.portlet.journal.service.JournalArticleLocalServiceUtil;
45 import com.liferay.portlet.journal.util.JournalUtil;
46 import com.liferay.portlet.journal.util.comparator.ArticleDisplayDateComparator;
47 import com.liferay.portlet.journal.util.comparator.ArticleModifiedDateComparator;
48 import com.liferay.util.servlet.ServletResponseUtil;
49
50 import java.text.DateFormat;
51
52 import java.util.Date;
53 import java.util.List;
54 import java.util.Map;
55
56 import javax.servlet.http.HttpServletRequest;
57 import javax.servlet.http.HttpServletResponse;
58
59 import org.apache.struts.action.Action;
60 import org.apache.struts.action.ActionForm;
61 import org.apache.struts.action.ActionForward;
62 import org.apache.struts.action.ActionMapping;
63
64
70 public class GetArticlesAction extends Action {
71
72 public ActionForward execute(
73 ActionMapping mapping, ActionForm form, HttpServletRequest request,
74 HttpServletResponse response)
75 throws Exception {
76
77 try {
78 List<JournalArticle> articles = getArticles(request);
79
80 String fileName = null;
81 byte[] bytes = getContent(request, articles);
82
83 ServletResponseUtil.sendFile(
84 response, fileName, bytes, ContentTypes.TEXT_XML_UTF8);
85
86 return null;
87 }
88 catch (Exception e) {
89 PortalUtil.sendError(e, request, response);
90
91 return null;
92 }
93 }
94
95 protected List<JournalArticle> getArticles(HttpServletRequest request)
96 throws Exception {
97
98 long companyId = PortalUtil.getCompanyId(request);
99 long groupId = DAOParamUtil.getLong(request, "groupId");
100 String articleId = null;
101 Double version = null;
102 String title = null;
103 String description = null;
104 String content = null;
105 String type = DAOParamUtil.getString(request, "type");
106 String[] structureIds = StringUtil.split(
107 DAOParamUtil.getString(request, "structureId"));
108 String[] templateIds = StringUtil.split(
109 DAOParamUtil.getString(request, "templateId"));
110
111 Date displayDateGT = null;
112
113 String displayDateGTParam = ParamUtil.getString(
114 request, "displayDateGT");
115
116 if (Validator.isNotNull(displayDateGTParam)) {
117 DateFormat displayDateGTFormat = DateUtil.getISOFormat(
118 displayDateGTParam);
119
120 displayDateGT = GetterUtil.getDate(
121 displayDateGTParam, displayDateGTFormat);
122 }
123
124 if (_log.isDebugEnabled()) {
125 _log.debug("displayDateGT is " + displayDateGT);
126 }
127
128 Date displayDateLT = null;
129
130 String displayDateLTParam = ParamUtil.getString(
131 request, "displayDateLT");
132
133 if (Validator.isNotNull(displayDateLTParam)) {
134 DateFormat displayDateLTFormat = DateUtil.getISOFormat(
135 displayDateLTParam);
136
137 displayDateLT = GetterUtil.getDate(
138 displayDateLTParam, displayDateLTFormat);
139 }
140
141 if (displayDateLT == null) {
142 displayDateLT = new Date();
143 }
144
145 if (_log.isDebugEnabled()) {
146 _log.debug("displayDateLT is " + displayDateLT);
147 }
148
149 Boolean approved = Boolean.TRUE;
150 Boolean expired = Boolean.FALSE;
151 Date reviewDate = null;
152 boolean andOperator = true;
153 int start = 0;
154 int end = ParamUtil.getInteger(request, "delta", 5);
155 String orderBy = ParamUtil.getString(request, "orderBy");
156 String orderByCol = ParamUtil.getString(request, "orderByCol", orderBy);
157 String orderByType = ParamUtil.getString(request, "orderByType");
158 boolean orderByAsc = orderByType.equals("asc");
159
160 OrderByComparator obc = new ArticleModifiedDateComparator(orderByAsc);
161
162 if (orderByCol.equals("display-date")) {
163 obc = new ArticleDisplayDateComparator(orderByAsc);
164 }
165
166 return JournalArticleLocalServiceUtil.search(
167 companyId, groupId, articleId, version, title, description, content,
168 type, structureIds, templateIds, displayDateGT, displayDateLT,
169 approved, expired, reviewDate, andOperator, start, end, obc);
170 }
171
172 protected byte[] getContent(
173 HttpServletRequest request, List<JournalArticle> articles)
174 throws Exception {
175
176 long groupId = ParamUtil.getLong(request, "groupId");
177
178 String languageId = LanguageUtil.getLanguageId(request);
179
180 ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
181 WebKeys.THEME_DISPLAY);
182
183 Map<String, String> tokens = JournalUtil.getTokens(
184 groupId, themeDisplay);
185
186 Document resultsDoc = SAXReaderUtil.createDocument(StringPool.UTF8);
187
188 Element resultSetEl = resultsDoc.addElement("result-set");
189
190 for (JournalArticle article : articles) {
191 Element resultEl = resultSetEl.addElement("result");
192
193 Document articleDoc = SAXReaderUtil.read(
194 article.getContentByLocale(languageId));
195
196 resultEl.content().add(
197 articleDoc.getRootElement().createCopy());
198
199 resultEl = resultEl.element("root");
200
201 JournalUtil.addAllReservedEls(resultEl, tokens, article);
202 }
203
204 return JournalUtil.formatXML(resultsDoc).getBytes(StringPool.UTF8);
205 }
206
207 private static Log _log = LogFactoryUtil.getLog(GetArticlesAction.class);
208
209 }